50 HZ And 60 HZ Frequency Guidelines: I would not advise plugging a 50 HZ microwave into a 60 HZ outlet because of the electronic circuitry, however as long as the coffee pot has a heating element only and no electronic components, then it should be fine.

How to Plan and Install a Ceiling Fan in an Older Home: I am trying to install a ceiling fan in a bathroom, the house was built in 1922. I am not positive how old the wiring is that I am finding up there but it is old.